/**
 * UGENE - Integrated Bioinformatics Tools.
 * Copyright (C) 2008-2020 UniPro <ugene@unipro.ru>
 * http://ugene.net
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#ifndef _U2_GURL_UTILS_H_
#define _U2_GURL_UTILS_H_

#include <QSet>
#include <QStringList>
#include <QUrl>

#include <U2Core/GUrl.h>
#include <U2Core/global.h>

namespace U2 {

class TaskStateInfo;
class Logger;
class U2OpStatus;

/* Maximum file name length for Linux, Windows and MacOS X is 255 characters. */
#define MAX_OS_FILE_NAME_LENGTH 255

class U2CORE_EXPORT GUrlUtils : public QObject {
    Q_OBJECT
public:
    //gets the uncompressed extension for the URL. Filters 'gz' like suffixes
    static QString getUncompressedExtension(const GUrl &url);

    //gets the complete base file name without ignoring 'gz' suffix
    static QString getUncompressedCompleteBaseName(const GUrl &url);

    // ensures that url ends with one of the exts
    static GUrl ensureFileExt(const GUrl &url, const QStringList &typeExt);

    // Changes the file's extension without affecting the ".gz" extension, returns an empty GUrl if any error occurs
    // doesn't remove the previous extension if it doesn't belong to format defined by @oldFormatId
    static GUrl changeFileExt(const GUrl &url, const DocumentFormatId &oldFormatId, const DocumentFormatId &newFormatId);

    // Changes the file's extension without affecting the ".gz" extension, returns an empty GUrl if any error occurs
    static GUrl changeFileExt(const GUrl &url, const DocumentFormatId &newFormatId);

    // returns url suitable for backup renaming (increments name for rolling file until non-existing name found)
    static QString rollFileName(const QString &url, const QString &rolledSuffix, const QSet<QString> &excludeList = QSet<QString>());

    // same as above but with empty suffix
    static QString rollFileName(const QString &url, const QSet<QString> &excludeList) {
        return rollFileName(url, "", excludeList);
    }

    // returns a list of existing files with rolled @originalUrl
    static QStringList getRolledFilesList(const QString &originalUrl, const QString &rolledSuffix);

    // inserts a suffix before the extension if is exists and returns the new url
    static QString insertSuffix(const QString &originalUrl, const QString &suffix);

    // renames actual file by rolling its name
    static bool renameFileWithNameRoll(const QString &url, TaskStateInfo &ti, const QSet<QString> &excludeList = QSet<QString>(), Logger *log = NULL);

    // converts GUrl to QUrl
    static QUrl gUrl2qUrl(const GUrl &gurl);

    static QList<QUrl> gUrls2qUrls(const QList<GUrl> &gurls);

    // converts QUrl to GUrl
    static GUrl qUrl2gUrl(const QUrl &qurl);

    static QList<GUrl> qUrls2gUrls(const QList<QUrl> &qurls);

    // adds baseSuffix to the url. Ensures that URL ends with one of the exts from typeExt
    static QString prepareFileName(const QString &url, const QString &baseSuffix, const QStringList &typeExt);

    // adds count to the url. Ensures that URL ends with one of the exts from typeExt
    static QString prepareFileName(const QString &url, int count, const QStringList &typeExt);

    // checks that file path is valid: creates required folder if needed.
    // Returns canonical path to file. Does not create nor remove file, affects just folder
    // Returns empty string and error message if some error occurs
    // Sample usage: processing URLs in "save file" inputs
    static QString prepareFileLocation(const QString &filePath, U2OpStatus &os);

    // checks that dir path is valid. Creates the folder if needed.
    // Returns canonical folder path. Does not affect folder if already exists.
    // Returns empty string and error message if some error occurs
    // Sample usage: processing URLs in "save dir" inputs
    static QString prepareDirLocation(const QString &dirPath, U2OpStatus &os);

    static QString prepareTmpFileLocation(const QString &dir, const QString &prefix, const QString &ext, U2OpStatus &os);

    static void removeDir(const QString &path, U2OpStatus &os);

    /*removes file if exists and if its a file*/
    static void removeFile(const QString &filePath, U2OpStatus &os);

    //checks if filePath is writable
    //creates and deletes a tmp file to check permissions
    //it seems the only way to check permissions correctly on all platforms
    static bool canWriteFile(const QString &path);

    //returns default path for UGENE data
    //returns empty string if path is not ready
    static QString getDefaultDataPath();

    //Get quoted input string if it has spaces
    static QString getQuotedString(const QString &inString);

    // Creates the folder with a rolled path: @path + @suffix + "num". Returns the new path
    static QString createDirectory(const QString &path, const QString &suffix, U2OpStatus &os);

    // If url is local returns values from it, else returns default values: default data dir path from settings and @defaultBaseFileName
    static void getLocalPathFromUrl(const GUrl &url, const QString &defaultBaseFileName, QString &dirPath, QString &baseFileName);

    // If url is local returns values from it, else returns default values
    static QString getLocalUrlFromUrl(const GUrl &url, const QString &defaultBaseFileName, const QString &dotExtention, const QString &suffix);

    // Rolls the result of getLocalUrlFromUrl()
    static QString getNewLocalUrlByFormat(const GUrl &url, const QString &defaultBaseFileName, const DocumentFormatId &format, const QString &suffix);
    static QString getNewLocalUrlByExtention(const GUrl &url, const QString &defaultBaseFileName, const QString &dotExtention, const QString &suffix);

    // Check that @url is the path to the local file. Creates the path if it does not exist
    static void validateLocalFileUrl(const GUrl &url, U2OpStatus &os, const QString &urlName = tr("Output URL"));

    // Gets base name of a FASTQ file with paired-end reads in case of several well-known file naming approaches
    static QString getPairedFastqFilesBaseName(const QString &sourceFileUrl, bool truncate);

    /**
    * Replaces from the filename all symbols except 0-9, a-z, A-Z, '.', '_', and '-' with '_' symbol,
    * so file name will both POSIX-compatible and Windows-compatible.
    */
    static QString fixFileName(const QString &fileName);

    static QString getSlashEndedPath(const QString &dirPath);

    static bool containSpaces(const QString &string);
};

}    // namespace U2

#endif
